Unit 4 Information Technology-2026-2027学年高中英语词汇精讲精练必修第二册（北师大版）

Unit 4:Information Technology 词汇精讲精练 核心词汇概览： image fancy trick identity 2D variety a variety of sex sensible creativity blog obviously experiment hairstyle nowadays selection type concern virtual cheat view 词汇精讲 序号 单词/短语 词汇讲解 fancy 释义：adj.花哨的：别致的；vt.想象；想要；喜欢 /'faensi/ 词汇变形：fanciful(adj,)富有想象力的：幻想中的：fanciness() 花哨；想象 搭配：fancy doing sth.想要做某事；fancy oneself as..自认为 是…；take a fancy to爱上；喜欢上；fancy dress化装服饰 易混辨析：fancy.与like/Iove:fancy更强调一时的喜好或想象，常用 于口语；like/love为一般性喜欢/爱。fancy与imagine:imaginet侧重 设想、想象，fancy侧重带幻想的喜爱。 例句：She fancies a trip to the seaside this weekend, 她这周末想去海边旅行。 He is a fancy dancer with amazing moves 他是个舞姿花哨的舞者。 2 trick 释义：t.欺骗，诱骗，哄骗；n.诡计；技巧 /trik/ 词汇变形：tricky(adj)棘手的；狡猾的；trickery (n.)欺骗；诡计 搭配：trick sb.into doing sth.诱骗某人做某事；trick sb.out of sth. 骗走某人的某物；play a trick on sb.捉弄某人；trick or treat不给糖 就捣蛋 易混辨析：trick与cheat:tick侧重使用计谋或小把戏骗人，常含非 恶意（如魔术）；cheati强调为利益而欺诈（如作弊、骗钱）。 deceive更笼统，指蓄意误导。 例句：The salesman tried to trick the old lady into buying a fake product 推销员试图诱骗老太太买假货。 He knows a good trick to solve this math problem. 他知道一个解决这道数学题的好技巧。 sensible 释义：adj.朴素实用的：明智的，合理的 /'sensabl/ 词汇变形：sensibility(n)敏感性；理智；sensibly(adv)明智地； sensitive(adj,)敏感的（易混淆词） 搭配：sensible of sth.察觉到某事；sensible clothing实用的服装； it is sensible to do sth.做某事是明智的 易混辨析：sensible与sensitive:sensible指明智、合理；sensitive:指 敏感、易受影响的。注意拼写差异。 例句：Wearing sen.sible shoes is important for hiking. 穿实用的鞋子对徒步很重要。 It is sensible to save some money for emergencies. 存些钱以备不时之需是明智的。 obviously 释义：adv.显而易见地，明显地 /'pbviasli/ 词汇变形：obvious(adj)明显的；obviousness(n)明显 搭配：obviously enough显然；be obviously wrong明显错误 易混辨析：obviously与apparently:obviously强调事实明确，常含 “不言而喻”；apparently侧重“表面上看来”，可能并非事实。 例句：Obviously,he didn't understand the question. 显然，他没理解这个问题。 She was obviously upset by the news. 她显然被这个消息弄得心烦意乱。 experiment 释义：vi.&vt.做试验，进行实验；n.实验 /ik'sperimant/ 词汇变形：experimental(adj.)实验的；experimentation(n.)实验： 实验方法；experimenter(n)实验者 搭配：experiment on/upon sb./sth.用…做实验；experiment with sth.尝试…；do/conduct/.carry out an experiment做实验；by experiment通过实验 易混辨析：experiment与test:experiment指科学实验以验证假设； test指对已有事物的检验（如测试性能）。 例句：The scientist is experimenting on rats to find a cure. 科学家正在用老鼠做实验寻找疗法。 We should experiment with different methods to improve efficiency 我们应该尝试不同方法来提高效率。 6 concern 释义：n.担忧，忧虑：v.与…有关：使担心 /kan's3n/ 词汇变形：concerned(adj.)担心的；相关的；concerning(prep.)关 于；concernment(m)重要事务 搭配：concern about/over sth.对…的担忧；show concern for关 心；as far as sb.is concerned就某人而言；be concerned with与… 有关：concern oneself with关心；从事 易混辨析：concemn与woy:concerni语气较正式，可指关心或引起 兴趣；woy侧重焦虑不安。concern vs.relate:relate to强调关联， concern强调直接影响。 例句：There is growing concern about the safety of the new drug. 对新药的安全性担忧日益增加。 This article concerns the effects of social media on teenagers. 这篇文章是关于社交媒体对青少年影响的。 virtual 释义：ad.虚拟的：模拟的：几乎的，实际上的 /'v3:tfual/ 词汇变形：virtually(adv.)几乎；虚拟地；virtuality(n)虚拟现实 搭配：virtual reality虚拟现实；virtual world虚拟世界；a virtual impossibility几乎不可能的事 易混辨析：virtual与actual:virtual指“实质上的”或“通过计算机 模拟的”；actual指“真实的、实际的”。虚拟与现实对比时常用 virtualo 例句：Students can take virtual tours ofmuseums online. 学生可以在线虚拟参观博物馆。 He is the virtual leader ofthe group,though not officially. 尽管没有正式头衔，他实际上是该团体的领导者。 8 cheat 释义：v.欺骗；欺诈；n.骗子作弊行为 /tfi:t/ 词汇变形：cheater(n.)骗子；欺骗者；cheating(n)作弊；欺骗 搭配：cheat sb.(out)of sth.骗取某人的某物；cheat at/in sth. 在…中作弊；cheat on sb.对某人不忠（感情） 易混辨析：cheat与tick：cheat强调通过不诚实手段获取利益或好 处；rick侧重使用诡计或花招，未必涉及利益。deceive更正式。 例句：He was caught cheating on the final exam. 他在期末考试作弊被抓住。 The dishonest merchant cheated them of their money. 那个不诚实的商人骗了他们的钱。 view 释义：t.看：把…视为：n.视野；景色；观点 Nju:/ 词汇变形：viewer()观众；观看者；viewpoint(n)观点；preview (.v)预览；eview (n./w,)复习：评论 搭配：iew..as..把…视为…；in one's view依某人看：come into view进入视野：point ofview观点：鸟瞰 易混辨析：view与see/watch:see强调看的结果或无意看到；watch 强调专注地观看动态事物；view常指仔细审视或观赏风景。regard as 与view as可互换。 例句：Many people view this policy as a step forward, 许多人认为这项政策是前进的一步。 From the top of the hill,you can view the whole city. 从山顶上你可以俯瞰整个城市。 10 identity 释义：n.身份；特征；同一性 /ar'dentati/ 词汇变形：identify(v.)确认；识别；identification(n)识别；身份证 明；identical(adj,)完全相同的；identity card身份证 搭配：sense ofidentity身份认同：cultural identity文化特征； identity theft身份盗窃：identify with认同；与…有共鸣 易混辨析：identity与personality:identity指人的身份、归属； personality指个性、性格。identity与status:status强调社会地位， identity更侧重本质属性。 例句：He was arrested becau.se he had a false identity. 他因持有假身份被逮捕。 The identity of the author remains unknown. 作者身份仍然未知。 二、专项训练 (一)单句填空（在空白处填入1个适当的单词或括号内单词的正确形式） 1.She (fancy)a long walk along the beach after work. 2.The little boy tried to trick his sister giving him her candy. 3.It is (sensible)to double-check the data before making a decision 4. (obvious),the experiment failed because of a lack of proper equipment. 5.Scientists often experiment new materials to improve battery life. 6.The teacher expressed her deep (concern)about students'mental health. 7.In a (virtually)reality game,players can experience different worlds. 8.He was caught (cheat)in the math contest and got disqualified. 9.Most people view the Internet a double-edged sword. 10.The police managed to identify the thief through his (identify)card. 11.The artist's (fanciful)design drew everyone's attention at the exhibition. 12.It took the detective a long time to find out the true (identify)of the witness. (二)单句表达（根据汉语提示，用本单元核心词汇/短语完成句子） 1.这个魔术师用一只鸽子欺骗了观众，让他们以为鸽子消失了。 The magician the audience thinking the pigeon had disappeared. 2她穿了一件朴素的蓝色连衣裙去面试，给人留下了明智的印象。 She wore a blue dress to the interview,leaving a impression 3很明显，他的解决方案并不实用，需要重新考虑。 his solution was not and needed reconsideration 4这位生物学家正在用小白鼠做实验来测试新疫苗的有效性。 The biologist is to test the effectiveness of the new vaccine 5.公众对空气污染的担忧正在日益增长。 Public air pollution is growing day by day 6许多人把虚拟现实当作一种娱乐工具，但它也有教育用途。 Many people virtual reality an entertainment tool, but it also has educational uses 7骗子骗走了老妇人所有的积蓄。 The cheater the old woman all her savings. 8在全球化时代，保持文化认同感非常重要。 In the era of globalization,it is important to maintain a sense of 9.我建议你尝试使用不同的方法来解决这个难题。 I suggest that you different methods to solve this tricky problem. 10.从他的观点来看，这道题太难了。 his this problem is too difficult. (三)短文填空（阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形 式) Nowadays,many teenagers spend hours on social media,1. (view)others'carefully edited lives.This can lead to false 2.(identify)issues,as they may start to 3 (fancy)themselves as less successful.Obviously,it is 4. (sense)to be aware of the 5. (virtual)nature of online images.Some teens even 6. (cheat)by deepfake videos,thinking they are real.7.(experiment)with digital tools is fun,but one must learn to distinguish truth from fiction.Many young people express 8. (concern)about the pressure to present a perfect image.Teachers and parents should guide them to view social media 9. a tool,not a measure of self-worth 10: (trick)themselves into believing false standards will only harm their mental health.Instead,they should 11. (experiment)with hobbies that build real creativity The key is to develop a strong sense of 12. (identify)based on real achievements, not online likes. 三、参考答案 (一)单句填空 1.fancies;2.into;3.sensible;4.Obviously;5.with;6.concern;7.virtual;8.cheating; 9.as;10.identity;11.fanciful;12identity (二)单句表达 1.tricked into;2.sensible sensible;3.Obviously sensible;4.experimenting on mice; 5.concern about;6.view as;7.cheated out of;8.cultural identity;9.experiment with; 10.From point ofview (三)短文填空 1.viewing;2.identity;3.fancy;4.sensible;5.virtual;6.are cheated;7.Experimenting; 8.concern;9.as;10.Tricking;11.experiment;12.identity